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62 lines
2.1 KiB
62 lines
2.1 KiB
; RUN: opt %loadPolly -polly-dependences -analyze < %s | FileCheck %s
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; RUN: opt %loadPolly -polly-dependences -polly-dependences-analysis-level=reference-wise -analyze < %s | FileCheck %s
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; RUN: opt %loadPolly -polly-dependences -polly-dependences-analysis-level=access-wise -analyze < %s | FileCheck %s
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;
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; CHECK: RAW dependences:
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; CHECK-NEXT: { }
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; CHECK-NEXT: WAR dependences:
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; CHECK-NEXT: { }
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; CHECK-NEXT: WAW dependences:
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; CHECK-NEXT: { }
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; CHECK-NEXT: Reduction dependences:
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; CHECK-NEXT: { Stmt_for_body3[i0, i1] -> Stmt_for_body3[2 + i0, -1 + i1] : 0 <= i0 <= 97 and 0 < i1 <= 99 }
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;
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; void f(int *sum) {
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; for (int i = 0; i < 100; i++)
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; for (int j = 0; j < 100; j++)
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; sum[i+j*2] += j * i;
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; }
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target datalayout = "e-m:e-p:32:32-i64:64-v128:64:128-n32-S64"
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define void @f(i32* %sum) {
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entry:
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br label %for.cond
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for.cond: ; preds = %for.inc6, %entry
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%i.0 = phi i32 [ 0, %entry ], [ %inc7, %for.inc6 ]
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%exitcond1 = icmp ne i32 %i.0, 100
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br i1 %exitcond1, label %for.body, label %for.end8
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for.body: ; preds = %for.cond
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br label %for.cond1
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for.cond1: ; preds = %for.inc, %for.body
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%j.0 = phi i32 [ 0, %for.body ], [ %inc, %for.inc ]
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%exitcond = icmp ne i32 %j.0, 100
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br i1 %exitcond, label %for.body3, label %for.end
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for.body3: ; preds = %for.cond1
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%mul = mul nsw i32 %j.0, %i.0
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%mul4 = shl nsw i32 %j.0, 1
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%add = add nsw i32 %i.0, %mul4
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%arrayidx = getelementptr inbounds i32, i32* %sum, i32 %add
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%tmp = load i32, i32* %arrayidx, align 4
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%add5 = add nsw i32 %tmp, %mul
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store i32 %add5, i32* %arrayidx, align 4
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br label %for.inc
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for.inc: ; preds = %for.body3
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%inc = add nsw i32 %j.0, 1
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br label %for.cond1
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for.end: ; preds = %for.cond1
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br label %for.inc6
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for.inc6: ; preds = %for.end
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%inc7 = add nsw i32 %i.0, 1
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br label %for.cond
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for.end8: ; preds = %for.cond
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ret void
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}
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